<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0185-3309</journal-id>
<journal-title><![CDATA[Revista mexicana de fitopatología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. fitopatol]]></abbrev-journal-title>
<issn>0185-3309</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Fitopatología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0185-33092020000100106</article-id>
<article-id pub-id-type="doi">10.18781/r.mex.fit.1907-3</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Monitoreo de la severidad de Lophodermium sp. en bosque de pino con imágenes satelitales Sentinel 2]]></article-title>
<article-title xml:lang="en"><![CDATA[Monitoring severity of Lophodermium sp. in pine forest with satellite images Sentinel 2]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Molina-Serrano]]></surname>
<given-names><![CDATA[José Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fajardo-Franco]]></surname>
<given-names><![CDATA[Marja Liza]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguilar-Tlatelpa]]></surname>
<given-names><![CDATA[Martin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castañeda-Mendoza]]></surname>
<given-names><![CDATA[Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Intercultural del Estado de Puebla  ]]></institution>
<addr-line><![CDATA[Lipuntahuaca Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<volume>38</volume>
<numero>1</numero>
<fpage>107</fpage>
<lpage>118</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-33092020000100106&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-33092020000100106&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-33092020000100106&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen. En el presente estudio se estimó la severidad causada por el tizón de los pinos (Lophodermium sp.) en rodales de pino mediante imágenes provenientes del satélite Sentinel 2 y evaluaciones de campo. Para tal efecto, se utilizaron tres índices: a) Índice de Vegetación de Diferencia Normalizada (NDVI), b) Índice de Estrés de Humedad (MSI) y el Índice de Vegetación Ajustado al Suelo (SAVI); obtenidos de la combinación de bandas satelitales adquiridas mensualmente durante febrero a julio del 2017. Los valores obtenidos por los índices se correlacionaron con la severidad del tizón de los pinos, estimada en 24 sitios de muestreo. Los datos obtenidos mediante el MSI tuvieron una alta correlación positiva con los valores observados de la severidad (0.70783, p&lt;0.0001), mientras que los valores estimados mediante el NDVI y el SAVI tuvieron una moderada (0.53316, p&lt;0.0001) y baja correlación positiva (0.24844, p=0.0062), respectivamente. Los resultados mostraron que el uso de imágenes satelitales Sentinel 2 y el MSI tienen potencial para ser utilizados como una herramienta en el monitoreo de Lophodermium sp. en bosque de pino.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract. In this paper, we evaluated satellite images from Sentinel 2 to estimate the severity of needle cast in pine and field evaluations. Three indexes were used: a) Normalized Difference Vegetation Index (NDVI), b) Moisture Stress Index (MSI), and c) Soil-adjusted Vegetation Index (SAVI). These indexes were obtained from the combination of satellite bands acquired monthly during February to July 2017. The values obtained by the indexes were correlated with the severity of needle cast of pine, estimated in 24 sampling sites. The values obtained from MSI correlated positively with the observed values of severity (0.70783, p&lt;0.0001), the values obtained from NDVI had a moderate positive correlation with severity (0.53316, p&lt;0.0001). Nevertheless, the data obtained from SAVI had a low positive correlation with severity (0.24844, p=0.0062). The results showed that the use of satellite images from Sentinel 2 and MSI can be used like a tool for monitoring the severity of Lophodermium sp. in pine forest.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Tizón]]></kwd>
<kwd lng="es"><![CDATA[NDVI]]></kwd>
<kwd lng="es"><![CDATA[MSI]]></kwd>
<kwd lng="es"><![CDATA[SAVI]]></kwd>
<kwd lng="es"><![CDATA[Pinus sp]]></kwd>
<kwd lng="en"><![CDATA[Needle]]></kwd>
<kwd lng="en"><![CDATA[NDVI]]></kwd>
<kwd lng="en"><![CDATA[MSI]]></kwd>
<kwd lng="en"><![CDATA[SAVI]]></kwd>
<kwd lng="en"><![CDATA[Pinus sp]]></kwd>
</kwd-group>
</article-meta>
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<given-names><![CDATA[PJ.]]></given-names>
</name>
<name>
<surname><![CDATA[Hornero]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Clemente]]></surname>
<given-names><![CDATA[R.]]></given-names>
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<name>
<surname><![CDATA[Beck]]></surname>
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</person-group>
<article-title xml:lang=""><![CDATA[Understanding the temporal dimension of the red-edge spectral region for forest decline detection using high-resolution hyperspectral and Sentinel-2a imagery]]></article-title>
<source><![CDATA[ISPRS Journal of Photogrammetry and Remote Sensing]]></source>
<year>2018</year>
<volume>137</volume>
<page-range>134-48</page-range></nlm-citation>
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</back>
</article>
